Factor Info

ID 157216
Size 273 digits / 905 bits
Status composite
Value 220186880380576151673348673581914346679826845200306622377100942881324829565341989317034894584229075502881182561810674243523897823591323233683529049583451072509442668142549176062295129108530044840391245076484047314435242019704650744577853931777645453532552441285010749397009

Factorizations

Primary (ID: 2975) 3593875704495823757388199894268773153439 (proven prime)
(ID: 191231) 61267249756336702092666623707971786234098101130334241283067021348836511959074630346889589978678360358733675855596677587071172964848911407240291221509342185387234113246308001361841041961005305543284686731805895739640067183786340343631 (composite)

Primary factorization keeps track of the smallest (known) prime factor. Secondary factorizations are old results kept when a new smaller prime factor is found, which occasionally happens with ECM.